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/**
* @file
*
* @brief Scheduler EDF Update
* @ingroup ScoreScheduler
*/
/*
* Copyright (C) 2011 Petr Benes.
* Copyright (C) 2011 On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/score/scheduleredfimpl.h>
void _Scheduler_EDF_Update_priority(
const Scheduler_Control *scheduler,
Thread_Control *the_thread,
Priority_Control new_priority
)
{
Scheduler_EDF_Node *node = _Scheduler_EDF_Thread_get_node( the_thread );
(void) scheduler;
(void) new_priority;
if (node->queue_state == SCHEDULER_EDF_QUEUE_STATE_NEVER_HAS_BEEN) {
/* Shifts the priority to the region of background tasks. */
the_thread->Start.initial_priority |= (SCHEDULER_EDF_PRIO_MSB);
the_thread->real_priority = the_thread->Start.initial_priority;
the_thread->current_priority = the_thread->Start.initial_priority;
node->queue_state = SCHEDULER_EDF_QUEUE_STATE_NOT_PRESENTLY;
}
}
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